怎么看到有老外用‘I was done’？这不是被动语态吗？不应该是‘i had done’吗？

Question

难道是非英语母语国家的人？

Answer 1

I was done是我已经完成了（或做好了）的意思。 done是形容词，是完成了、办好了的意思。
was done是系动词+形容词。

I had done.是我（在过去地时间以前）已经做过了的意思。done是do的过去分词，这个done和上句的done并不是一个词。

Answer 2

sb is done (with sth)
(=someone has finished doing or using something)
　As soon as I'm done, I'll give you a call.
　Are you done with this magazine?
　I'll be glad when the exams are over and done with
(=completely finished) .

Answer 3

地道英语有“I am done." 意思是”我完事儿了。”